<template>
	<view v-if="goods_info.goods_name" class="goods-detail-container">
		<!-- 轮播图区域 -->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
			<swiper-item v-for="(item,i) in goods_info.pics" :key="i">
				<image :src="item.pics_big" @click="preview(i)"></image>
			</swiper-item>
		</swiper>
		<!-- 商品信息区域 -->
		<view class="goods-info-box">
			<!-- 商品价格 -->
			<view class="price">￥{{goods_info.goods_price}}</view>
			<!-- 商品信息主体区域 -->
			<view class="goods-info-body">
				<view class="goods-name">{{goods_info.goods_name}}</view>
				<view class="favi"> 
					<uni-icons type="star" size="18"></uni-icons>
					<text>收藏</text>
				</view>
			</view>
			<!-- 运费 -->
			<view class="yf">运费：免运费</view>
			
		</view>
		<!-- 商品介绍 -->
		<rich-text :nodes="goods_info.goods_introduce"></rich-text>
		<!-- 商量导航组件区 -->
		<view class="goods_nav">
			<uni-goods-nav :fill="true"  :options="options" :buttonGroup="buttonGroup"  @click="onClick" @buttonClick="buttonClick" />
		</view>
	</view>
</template>

<script>
	import {mapState,mapMutations,mapGetters} from 'vuex'
	export default {
		computed:{
			...mapState('m_cart',[]),
			...mapGetters('m_cart',['total'])
		},
		watch:{
			// total(newVal){
			// 	const findReslt=this.options.find(x=>x.text==='购物车')
			// 	if(findReslt){
			// 		findReslt.info=newVal
			// 	}
			// }
			total:{
				handler(newVal){
					const findReslt=this.options.find(x=>x.text==='购物车')
				    if(findReslt){
					findReslt.info=newVal
					}
				},
				immediate:true
			}
		},
		data() {
			return {
				goods_info:{},
				options: [{
							icon: 'headphones',
							text: '客服'
						}, {
							icon: 'shop',
							text: '店铺',
							infoBackgroundColor:'#007aff',
							infoColor:"red"
						}, {
							icon: 'cart',
							text: '购物车',
							info: 0
						}],
					    buttonGroup: [{
					      text: '加入购物车',
					      backgroundColor: '#ff0000',
					      color: '#fff'
					    },
					    {
					      text: '立即购买',
					      backgroundColor: '#ffa200',
					      color: '#fff'
					    }
					    ]
			};
		},
		onLoad(options){
			const goods_id=options.goods_id
			this.getGoodsDetail(goods_id)
		},
		methods:{
			...mapMutations('m_cart',['addToCart']),
			getGoodsDetail(goods_id){
				uni.request({
				  url: 'http://54.91.66.26:3000/api/get',
				  method: 'GET',
				  success: (res) =>{
					 // console.log(res.data.message)
					 res.data.message.goods_introduce=
					 res.data.message.goods_introduce.replace(/<img /g,'<img style="display:block;"')
					  this.goods_info=res.data.message
				  } ,
				  fail: (err) => console.error('请求失败', err)
				})
			},
			preview(i){
				uni.previewImage({
					current:i,
					urls:this.goods_info.pics.map(x=>x.pics_big)
				})
			},
			onClick(e){
				if(e.content.text==='购物车'){
					uni.switchTab({
						url:'/pages/cart/cart'
					})
				}
			},
			buttonClick(e){
				if(e.content.text==='加入购物车'){
				//组织商品对象	{goods_id,goods_name,goods_price,goods_count,goods_small_logo,goods_state}
				const goods= {
					goods_id:this.goods_info.goods_id,
					goods_name:this.goods_info.goods_name,
					goods_price:this.goods_info.goods_price,
					goods_count:1,
					goods_small_logo:this.goods_info.goods_small_logo,
					goods_state:true
				}
				this.addToCart(goods)
				}
			}
		}
	}
</script>

<style lang="scss">
swiper{
	height: 750rpx;
	image{
		height: 100%;
		width: 100%;
	}
}
.goods-info-box{
	padding: 10px;
	padding-right: 0;
	.price{
		color: #c00000;
		font-size: 18px;
		margin: 10px 0;
	}
	.goods-info-body{
		display: flex;
		justify-content: space-between;
		.goods-name{
			font-size: 13px;
			margin-right: 10px;
		}
		.favi{
			width: 120px;
			font-size: 12px;
			display: flex;
			flex-direction: column;
			align-items: center;
			justify-content: center;
			border-left: 1px solid #efefef;
			color: gray;
		}
	}
	.yf{
		font-size: 12px;
		color: gray;
		margin: 10px 0;
	}
}
	.goods_nav{
		position: fixed;
		  bottom: 0; 
		  left: 0;
		  width: 100%;
	}
	.goods-detail-container{
		padding-bottom: 50px;
	}
</style>
